673380103 has 4 divisors (see below), whose sum is σ = 734596488. Its totient is φ = 612163720.

The previous prime is 673380089. The next prime is 673380107. The reversal of 673380103 is 301083376.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 673380103 - 2²⁵ = 639825671 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673380107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30608176 + ... + 30608197.

It is an arithmetic number, because the mean of its divisors is an integer number (183649122).

Almost surely, 2^673380103 is an apocalyptic number.

673380103 is a deficient number, since it is larger than the sum of its proper divisors (61216385).

673380103 is a wasteful number, since it uses less digits than its factorization.

673380103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61216384.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 673380103 is about 25949.5684549859. The cubic root of 673380103 is about 876.5030397354.

The spelling of 673380103 in words is "six hundred seventy-three million, three hundred eighty thousand, one hundred three".